Room thermostat with direct control of a gas-fired wall-hung boiler

Room thermostat with direct control of a gas-fired floor-standing boiler

 

Room thermostat with direct control of a heating circuit pump (pre-control by manual mixing valve)

 

F1 Thermal reset limit thermostat

F2 Safety limit thermostat

M1 Circulating pump

N1 Room thermostat RDD50.1

Y1 3-port valve with manual adjustment

Y2 Magnetic valve